AS NZS 1577:2018 pdf free.Scaffold decking components. 1.4.4 I)eck infihl A plank or prefabricated platform less than 220 mm wide used to complete a platform when planks or prefabricated platforms do not modulate to suit the width of a scaffold bay. 1.4.5 Decking component A discrete component intended to be used to form a platform within a scaffold. NOTE: Types...